package practice.Day26;

import java.util.Scanner;

/**
 * @Author quan
 * @Description 快到碗里来
 * @Date 2023/6/7 9:48
 */
public class Num2_Cat {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        while (sc.hasNext()) {
            double cat_length = sc.nextDouble();
            double r = sc.nextDouble();
            double  bottle_length = 3.14*2*r;
            if (bottle_length >= cat_length) {
                System.out.println("Yes");
//                System.out.println(1+"10"+3+"2");
            } else {
                System.out.println("No");
            }
        }
    }
}
